參數(shù)資料
型號: MF1S5031XDUF
廠商: NXP SEMICONDUCTORS
元件分類: 電源管理
英文描述: MIFARE Classic 1K - Mainstream contactless smart card IC for fast and easy solution development
中文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, UUC
文件頁數(shù): 11/39頁
文件大?。?/td> 685K
代理商: MF1S5031XDUF
MF1S50YYX
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2011. All rights reserved.
Product data sheet
COMPANY PUBLIC
Rev. 3.0 — 2 May 2011
196330
11 of 39
NXP Semiconductors
MF1S50yyX
MIFARE Classic 1K - Mainstream contactless smart card IC
8.7 Memory access
Before any memory operation can be done, the card has to be selected and authenticated
as described in
Section 8.2
. The possible memory operations for an addressed block
depend on the key used during authentication and the access conditions stored in the
associated sector trailer.
Table 5.
Operation
Read
Write
Increment
Memory operations
Description
reads one memory block
writes one memory block
increments the contents of a block and
stores the result in the internal data
register
decrements the contents of a block and
stores the result in the internal data
register
writes the contents of the internal data
register to a block
reads the contents of a block into the
internal data register
Valid for Block Type
read/write, value and sector trailer
read/write, value and sector trailer
value
Decrement
value
Transfer
value
Restore
value
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